Home / 2,263.41-3,122.64-1,423.53

Finding the Fourth Proportional to 2,263.41, 3,122.64 and 1,423.53

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Solution

The fourth proportional to 2,263.41, 3,122.64 and 1,423.53 is: 1,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.41 : 3,122.64 = 1,423.53 : x
  2. Step 2: Convert to fraction form
    2,263.41/3,122.64 = 1,423.53/x
  3. Step 3: Cross multiply
    2,263.41x = 3,122.64 × 1,423.53
  4. Step 4: Simplify right side
    2,263.41x = 4,445,171.72
  5. Step 5: Solve for x
    x = 4,445,171.72/2,263.41
  6. Step 6: Final answer
    x = 1,963.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.